@book { UncoveringBlackHeroes,
    title = "Uncovering Black Heroes",
    subtitle = "Lesser-Known Stories of Liberty and Civil Rights",
    author = "David {Boers}",
    year = "2017",
    publisher = "Peter Lang Verlag",
    address = "New York, United States of America",
    doi = "10.3726/b11000",
    url = "https://www.peterlang.com/document/1054622"
}